WO2009136713A2 - Procédé de commande de l'évacuation de l'eau résiduaire pour une machine à laver - Google Patents

Procédé de commande de l'évacuation de l'eau résiduaire pour une machine à laver Download PDF

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Publication number
WO2009136713A2
WO2009136713A2 PCT/KR2009/002341 KR2009002341W WO2009136713A2 WO 2009136713 A2 WO2009136713 A2 WO 2009136713A2 KR 2009002341 W KR2009002341 W KR 2009002341W WO 2009136713 A2 WO2009136713 A2 WO 2009136713A2
Authority
WO
WIPO (PCT)
Prior art keywords
water
washing
drain hose
wash water
control method
Prior art date
Application number
PCT/KR2009/002341
Other languages
English (en)
Korean (ko)
Other versions
WO2009136713A3 (fr
Inventor
김재방
Original Assignee
주식회사 대우일렉트로닉스
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 주식회사 대우일렉트로닉스 filed Critical 주식회사 대우일렉트로닉스
Priority to EP09742819.7A priority Critical patent/EP2305872B1/fr
Priority to CN2009801211098A priority patent/CN102057095B/zh
Publication of WO2009136713A2 publication Critical patent/WO2009136713A2/fr
Publication of WO2009136713A3 publication Critical patent/WO2009136713A3/fr

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Classifications

    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F33/00—Control of operations performed in washing machines or washer-dryers 
    • D06F33/30—Control of washing machines characterised by the purpose or target of the control 
    • D06F33/32—Control of operational steps, e.g. optimisation or improvement of operational steps depending on the condition of the laundry
    • D06F33/42—Control of operational steps, e.g. optimisation or improvement of operational steps depending on the condition of the laundry of draining
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L15/00—Washing or rinsing machines for crockery or tableware
    • A47L15/42—Details
    • A47L15/4214—Water supply, recirculation or discharge arrangements; Devices therefor
    • A47L15/4217—Fittings for water supply, e.g. valves or plumbing means to connect to cold or warm water lines, aquastops
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00 
    • D06F39/08—Liquid supply or discharge arrangements
    • D06F39/083—Liquid discharge or recirculation arrangements
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00 
    • D06F39/08—Liquid supply or discharge arrangements
    • D06F39/087—Water level measuring or regulating devices
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/0318—Processes

Definitions

  • the present invention relates to a residual water discharge control method of a washing machine, and more particularly, to reduce the amount of washing water used for the rinsing stroke, to reduce the time required, and to improve the efficiency of the rinsing stroke. It relates to a residual water discharge control method of the washing machine.
  • a washing machine is a household appliance that automatically washes laundry using washing water.
  • the washing machine receives the washing water from the outside and discharges the contaminated washing water to the outside when the washing is completed.
  • the drum washing machine is installed in a state in which the drum is rotatable inside the tub, which forms a space in which the washing water is contained. Washing water supplied to the tub is discharged to the outside through a drain connected to the tub.
  • washing machines drain contaminated washing water using a drainage pump prior to rinsing.
  • the wash water contaminated with the drain hose may remain without being drained due to various factors such as a decrease in drainage capacity of the drain pump.
  • the clean wash water supplied to the tub is contaminated with contaminated wash water remaining in the drain hose, which not only lowers the efficiency of the rinsing administration but also increases the amount and time of washing water required for proper rinsing. have.
  • the present invention has been created by the necessity as described above, it is possible to reduce the amount of wash water used in the rinsing stroke, to reduce the time required for this, and to discharge the residual water of the washing machine that can improve the efficiency of the rinsing stroke
  • the purpose is to provide a control method.
  • Residual water discharge control method of the washing machine comprises: draining the wash water contained in the tub to the outside; Watering the washing water after draining the washing water; And cultivating the wash water to the outside after the water supply of the wash water.
  • the step of supplying the wash water is to supply the wash water to the set point of the drain hose.
  • the step of supplying the wash water is to supply the wash water for a set time.
  • Residual water discharge control method of the washing machine includes: draining the wash water contained in the tub to the outside; Determining whether the wash water remains in the drain hose after draining the wash water; Supplying the washing water when the washing water remains in the drain hose; And cultivating the wash water to the outside after the water supply of the wash water.
  • whether the wash water remains in the drain hose is detected by the residual water sensor installed in the drain hose.
  • the step of supplying the wash water is to supply the wash water to the set point of the drain hose.
  • the step of supplying the wash water is to supply the wash water for a set time.
  • the washing is terminated when no wash water remains in the drain hose.
  • the washing machine According to the residual water discharge control method of the washing machine according to the present invention, by draining the contaminated washing water remaining in the drain hose to the outside before the rinsing stroke is started, the washing water and the contaminated washing water newly supplied to the tub is mixed. It is possible to improve the efficiency of the rinsing stroke, to reduce the amount of washing water used in the rinsing stroke, and to reduce the time required for the rinsing stroke.
  • the washing water used for the cultivation water can be supplied only as much as necessary, the amount of the washing water used for the cultivation water can be reduced and the time required for this can be reduced. Can be.
  • the residual water discharge control method of the washing machine by detecting whether the washing water remains in the drain hose before the washing water is drained after the drainage of the washing water, the unnecessary operation expected when the washing water does not remain in advance You can prevent it.
  • FIG. 1 is a view showing a schematic configuration of a washing machine according to an embodiment of the present invention.
  • FIG. 2 to 4 is a flow chart showing a residual water discharge control method of a washing machine according to an embodiment of the present invention.
  • 5 to 7 is a flow chart showing a residual water discharge control method of a washing machine according to another embodiment of the present invention.
  • FIG. 1 is a view showing a schematic configuration of a washing machine according to an embodiment of the present invention
  • Figures 2 to 4 is a flow chart showing a residual water discharge control method of the washing machine according to an embodiment of the present invention
  • Figures 5 to Figure 7 is a flowchart illustrating a residual water discharge control method of the washing machine according to another embodiment of the present invention.
  • a washing machine includes a case 1 forming an outer shape, a tub 10 installed inside the case 1 to store wash water, and a tub 10 inside the tub 10. And a drum 12 rotatably installed in the laundry, and a door 14 for opening and closing an opening formed in the front part of the case 1.
  • the washing machine is connected to the external water supply source to supply the wash water to the tub 10, and one end is connected to the tub 10, the other end is the outside of the case (1)
  • It includes a drain hose 40 extending to, and a drain pump 30 installed in the drain hose 40 for forcibly discharging the wash water stored in the tub 10 to the outside.
  • the drain hose 40 serves to guide the wash water forced out by the drain pump 30 to the outside.
  • the drain hose 40 includes a drain hose a 40a and a drain hose b 40b.
  • the drain hose a 40a has one end connected to the tub 10 and the other end connected to the drain pump 30, and the drain hose b 40b has one end connected to the drain pump 30 and the other end of the case 1. Extends outward).
  • a residual water sensor 60 is installed in the drain hose b 40b to detect whether the wash water remains in the drain hose b 40b, and a water level sensor in the drain hose a 40a. 50) is installed to detect whether the wash water is supplied to the set point of the drain hose (40a).
  • Residual water detection sensor 60 may be used in a variety of ways, including contact and contactless in the technical concept for detecting whether the wash water remaining in the drain hose b (40b), the configuration and operation principle of those skilled in the art Since it is obvious to the user, detailed description will be omitted.
  • the water level sensor 50 may also be used in various ways within the technical concept for detecting whether the wash water is supplied to the set point of the drain hose (40a), a detailed description thereof will be omitted.
  • Residual water discharge control method of the washing machine is a step (S10) for draining the wash water contained in the tub 10 to the outside of the case (1), and after draining the wash water to supply the wash water Step S20, and after the wash water is supplied to the washing water is grown to the outside of the case (1) (S30).
  • Step (S10) of draining the wash water is to drain the wash water contained in the tub 10 to the outside of the case 1 by operating the drain pump 30, the tub 10 by the operation of the drain pump 30
  • the wash water contained in) is drained to the outside through the drain hose (40).
  • the drainage of the wash water may be completed at one time, or may be set to two or more times to increase the drainage rate.
  • Step S20 of supplying the wash water is to supply the wash water to the drain hose 40, the wash water supplied to the tub 10 through the water supply line 16 is a drain hose communicating with the tub 10 ( 40).
  • the step of cultivating the washing water (S30) is to drain the washing water of the drain hose 40 to the outside of the case 1 by operating the drain pump 30, the drain hose by the operation of the drain pump 30
  • the wash water contained in the 40 is drained to the outside.
  • the above-described steps may be performed once or more depending on the user's setting.
  • Residual water discharge control method of the washing machine is a step (S110) for draining the wash water contained in the tub 10 to the outside of the case (1), and after draining the wash water to supply the wash water Step S120, determining whether the wash water is supplied to the set point of the drain hose 40 (S130), and stopping the water supply of the wash water when the wash water is supplied to the set point of the drain hose 40 (S140), and after stopping the water supply of the wash water may include a step (S150) for cultivating the wash water to the outside of the case (1).
  • Determination of whether the washing water is supplied to the set point of the drain hose 40 (S130) is made through the water level sensor 50 is installed in the drain hose (40).
  • the water level sensor 50 detects when the washing water supplied and disposed at the set point of the drain hose 40 reaches the set point, and transmits it to the controller (not shown).
  • the controller stops the water supply of the wash water when the wash water is supplied to the set point of the drainage hose 40 (S140), and proceeds the cultivation of the wash water afterwards (S150). Continue to proceed (S120).
  • the set point of the drain hose 40 means the point of the drain hose 40 is filled with the wash water required for efficient cultivation of the wash water.
  • the set point is set to the upper end of the drain hose a 40a in which the water level sensor 50 is disposed, the water supply of the wash water is stopped when the wash water is filled up to the upper end of the drain hose a 40a.
  • the set point of the drain hose 40 can be set lower than the normal case based on the bottom of the case 1 when the drain pump 30 is a high performance, and set higher than when the drain pump 30 is low performance. shall. As such, the set point of the drain hose 40 may be appropriately changed according to the performance of the drain pump 30.
  • Residual water discharge control method of the washing machine is the step of draining the wash water contained in the tub 10 to the outside of the case (S210), and after draining the wash water to supply the wash water Step S220, determining whether the set time has elapsed since the start of water supply of the washing water (S230), stopping the water supply of the washing water when the set time has elapsed (S240), and After stopping the water supply may include a step (S250) for cultivating the wash water to the outside of the case (1).
  • the determination of whether the set time has elapsed since the start of water supply of the washing water is performed through the control unit, and the control unit stops the water supply of the washing water when the setting time has elapsed (S240) and then grows the number of the washing water. Proceeding (S250), if the set time has not elapsed continues to proceed with the water supply of the washing water (S220).
  • the setting time refers to the time required for the washing water required for efficient cultivation of the washing water to be filled in the drain hose 40.
  • the set time means the time required for the wash water to be filled up to the top of the drain hose a 40a.
  • the set time is 30 seconds, the water supply of the wash water is stopped after 30 seconds.
  • the set time may be appropriately changed depending on the amount of wash water supplied per hour.
  • the washing water used for the cultivation water can be supplied only as much as necessary, the amount of the washing water used for the cultivation water can be reduced, and the time required for this can be reduced.
  • Residual water discharge control method of the washing machine is a step (S310) for draining the wash water contained in the tub 10 to the outside of the case (1), and after washing the wash water drainage hose ( Determining whether it remains in step S320, and if washing water remains, watering the washing water in step S330, and cultivating the washing water outside the case 1 after supplying the washing water. S340) is made.
  • Determination of whether the wash water remains in the drain hose 40 (S320) is made through the residual water sensor 60 is installed in the drain hose (40). Specifically, the residual water detection sensor 60 is installed in the drain hose b 40b and detects the wash water remaining in the drain hose b 40b and transmits it to the controller.
  • the control unit waters the washing water (S330), and proceeds with the cultivation of the washing water (S340), and if the washing water does not remain, the operation is terminated as it is.
  • Residual water discharge control method of the washing machine is a step (S410) for draining the wash water contained in the tub 10 to the outside of the case (1), and after the wash water drained the wash water drain hose ( And determining whether the water remains in step 40 (S420), if washing water remains (S430), and determining whether washing water is supplied to a set point of the drain hose (S440).
  • the step of stopping the water supply of the washing water (S450), and after stopping the water supply of the washing water and cultivating the washing water to the outside of the case (1) It may be made, including (S460).
  • the stroke is terminated as it is.
  • Determination of whether the wash water is supplied to the set point of the drain hose 40 (S440) is made through the water level sensor 50 is installed in the drain hose (40).
  • the water level sensor 50 detects when the washing water supplied and disposed at the set point of the drain hose 40 reaches the set point, and transmits it to the controller.
  • the controller stops the water supply of the wash water when the wash water is supplied to the set point of the drainage hose 40 (S450), and proceeds the cultivation of the wash water afterwards (S460). Continue to proceed (S430).
  • Residual water discharge control method of the washing machine is a step (S510) for draining the wash water contained in the tub 10 to the outside of the case (1), and after washing the wash water drainage hose ( And determining whether it is left (S520), if the wash water remains (S530), supplying the wash water (S530), and determining whether the set time has elapsed since the start of water supply of the wash water (S540); When the set time has elapsed, stopping the water supply of the washing water (S550), and stopping the water supply of the washing water and cultivating the washing water to the outside of the case 1 (S560). have. On the other hand, if the wash water does not remain in the drain hose 40, the stroke is terminated as it is.
  • Determination of whether the set time has elapsed since the start of water supply of the washing water is performed through the control unit.
  • the control unit stops the water supply of the washing water (S550). Proceeding (S560), if the set time has not elapsed continues to proceed with the water supply of the washing water (S530).

Abstract

L'invention concerne un procédé de commande de l'évacuation de l'eau résiduaire pour une machine à laver. Une des caractéristiques de ce procédé est qu'il comprend des étapes consistant: à évacuer l'eau de lavage, contenue dans une cuve, vers l'extérieur; après évacuation de cette eau, à alimenter la machine en eau de lavage; et, après l'avoir alimenter en eau de lavage, à une nouvelle fois évacuer l'eau de lavage vers l'extérieur.
PCT/KR2009/002341 2008-05-06 2009-05-02 Procédé de commande de l'évacuation de l'eau résiduaire pour une machine à laver WO2009136713A2 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
EP09742819.7A EP2305872B1 (fr) 2008-05-06 2009-05-02 Procédé de commande de l'évacuation de l'eau résiduaire pour une machine à laver
CN2009801211098A CN102057095B (zh) 2008-05-06 2009-05-02 洗衣机的残留水排放控制方法

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2008-0041811 2008-05-06
KR20080041811 2008-05-06

Publications (2)

Publication Number Publication Date
WO2009136713A2 true WO2009136713A2 (fr) 2009-11-12
WO2009136713A3 WO2009136713A3 (fr) 2010-02-25

Family

ID=41265140

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2009/002341 WO2009136713A2 (fr) 2008-05-06 2009-05-02 Procédé de commande de l'évacuation de l'eau résiduaire pour une machine à laver

Country Status (5)

Country Link
US (1) US8997288B2 (fr)
EP (1) EP2305872B1 (fr)
KR (1) KR101093643B1 (fr)
CN (1) CN102057095B (fr)
WO (1) WO2009136713A2 (fr)

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CN104178972B (zh) * 2014-08-14 2017-02-15 松下家电研究开发（杭州）有限公司 衣物处理设备的脱水控制方法及其衣物处理设备
CN104911865B (zh) * 2015-05-22 2018-02-23 无锡小天鹅股份有限公司 洗衣机的进水控制方法和装置
CN106917228A (zh) * 2017-03-02 2017-07-04 武汉蜗牛智享科技有限公司 基于物联网的洗衣机操作工艺
CN108179587B (zh) * 2018-02-12 2023-06-23 合肥海尔洗衣机有限公司 一种洗衣机排残水控制方法及洗衣机
CN108642810A (zh) * 2018-04-04 2018-10-12 青岛海尔洗衣机有限公司 一种清除洗衣机内残留水的控制方法及洗衣机
CN112998614A (zh) * 2019-12-20 2021-06-22 佛山市云米电器科技有限公司 洗碗机控制方法、洗碗机及计算机可读存储介质
CN113215768B (zh) * 2021-04-16 2022-12-23 海信冰箱有限公司 洗衣机的控制方法、装置、介质及洗衣机

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See also references of EP2305872A4

Also Published As

Publication number Publication date
EP2305872A2 (fr) 2011-04-06
CN102057095B (zh) 2013-03-06
WO2009136713A3 (fr) 2010-02-25
EP2305872A4 (fr) 2013-07-17
CN102057095A (zh) 2011-05-11
KR101093643B1 (ko) 2011-12-15
US8997288B2 (en) 2015-04-07
KR20090116639A (ko) 2009-11-11
EP2305872B1 (fr) 2019-01-23
US20090277505A1 (en) 2009-11-12

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